Kérastase Ciment Anti-Usure is a strengthening anti-breakage conditioner developed for weakened and damaged hair, (erosion level 1 and 2). Its innovative combination of ingredients helps to strengthen the hair fibers day by day. This conditioner is perfect for daily use. - Reconstruction of the hair fibers - Strong and resistant hair fibers - Repairs the hair daily - Can be used daily - Seals split ends